refactor(odin): Ported restore command.

cli.odin

@@ -42,6 +42,7 @@ IMPLEMENTED_COMMANDS := []string{
 	"backup",
 	"add",
 	"remove",
+	"restore",
 }
 
 parse_args :: proc() -> (cmd: Command, ok: bool) {

cmd_restore.odin

@@ -0,0 +1,53 @@
+package main
+
+import "core:fmt"
+import "core:os"
+import "core:path/filepath"
+import "core:strings"
+
+cmd_restore :: proc(cmd: ^Command) {
+    if len(cmd.args) != 1 {
+        fmt.println("Usage: envr restore <path>")
+        return
+    }
+
+    path := cmd.args[0]
+    if len(strings.trim_space(path)) == 0 {
+        fmt.println("Error: No path provided")
+        return
+    }
+
+    abs_path: string
+    if filepath.is_abs(path) {
+        abs_path = path
+    } else {
+        resolved, abs_err := filepath.abs(path)
+        if abs_err != nil {
+            fmt.printf("Error getting absolute path: %v\n", abs_err)
+            return
+        }
+        abs_path = resolved
+    }
+
+    db, db_ok := db_open()
+    if !db_ok {
+        return
+    }
+    defer db_close(&db)
+
+    file, fetch_ok := db_fetch(&db, abs_path)
+    if !fetch_ok {
+        return
+    }
+
+    dir := filepath.dir(file.Path)
+    os.mkdir_all(dir)
+
+    write_err := os.write_entire_file(file.Path, file.contents)
+    if write_err != nil {
+        fmt.printf("Error writing file: %v\n", write_err)
+        return
+    }
+
+    fmt.printf("Restored %s\n", file.Path)
+}

db.odin

@@ -392,6 +392,47 @@ db_insert :: proc(d: ^Db, file: EnvFile) -> bool {
     return true
 }
 
+db_fetch :: proc(d: ^Db, path: string) -> (EnvFile, bool) {
+    sql := "SELECT path, remotes, sha256, contents FROM envr_env_files WHERE path = ?"
+    stmt: ^rawptr
+    rc := sqlite.prepare_v2(d.db, string_to_cstring(sql), -1, &stmt, nil)
+    if rc != sqlite.OK {
+        fmt.printf("Error preparing fetch: %s\n", sqlite.db_errmsg(d.db))
+        return EnvFile{}, false
+    }
+    defer sqlite.finalize(stmt)
+
+    rc = sqlite.bind_text(stmt, 1, string_to_cstring(path), -1, nil)
+    rc = sqlite.step(stmt)
+    if rc == sqlite.DONE {
+        fmt.printf("No file found with path: %s\n", path)
+        return EnvFile{}, false
+    }
+    if rc != sqlite.ROW {
+        fmt.printf("Error fetching: %s\n", sqlite.db_errmsg(d.db))
+        return EnvFile{}, false
+    }
+
+    file_path := cstring_to_string(sqlite.column_text(stmt, 0))
+    remotes_json := cstring_to_string(sqlite.column_text(stmt, 1))
+    sha := cstring_to_string(sqlite.column_text(stmt, 2))
+    contents := cstring_to_string(sqlite.column_text(stmt, 3))
+
+    remotes: [dynamic]string
+    if len(remotes_json) > 0 {
+        json.unmarshal_string(remotes_json, &remotes)
+    }
+
+    cloned_path, _ := strings.clone(file_path)
+    return EnvFile{
+        Path = cloned_path,
+        Dir = filepath.dir(cloned_path),
+        Remotes = remotes,
+        Sha256 = sha,
+        contents = contents,
+    }, true
+}
+
 db_delete :: proc(d: ^Db, path: string) -> bool {
     sql := "DELETE FROM envr_env_files WHERE path = ?"
     stmt: ^rawptr

main.odin

@@ -27,6 +27,8 @@ main :: proc() {
 		cmd_backup(&cmd)
 	case "remove":
 		cmd_remove(&cmd)
+	case "restore":
+		cmd_restore(&cmd)
 	case:
 		fmt.printf("Unknown command: %s\n", cmd.name)
 		print_usage()

stubs.odin

@@ -14,10 +14,6 @@ cmd_sync :: proc(cmd: ^Command) {
 	fmt.println("TODO: sync")
 }
 
-cmd_restore :: proc(cmd: ^Command) {
-	fmt.println("TODO: restore")
-}
-
 cmd_check :: proc(cmd: ^Command) {
 	fmt.println("TODO: check")
 }